Home / 19,521.03-29,281.65-4,729.92

Finding the Fourth Proportional to 19,521.03, 29,281.65 and 4,729.92

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Solution

The fourth proportional to 19,521.03, 29,281.65 and 4,729.92 is: 7,094.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,521.03 : 29,281.65 = 4,729.92 : x
  2. Step 2: Convert to fraction form
    19,521.03/29,281.65 = 4,729.92/x
  3. Step 3: Cross multiply
    19,521.03x = 29,281.65 × 4,729.92
  4. Step 4: Simplify right side
    19,521.03x = 138,499,843.39
  5. Step 5: Solve for x
    x = 138,499,843.39/19,521.03
  6. Step 6: Final answer
    x = 7,094.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.